Silently ‘speak’ to someone across the room with an ultrasonic beam
The prototype translates facial muscle movement into ultrasonic words.
Doctors use ultrasound to jump-start coma patient's brain
Sonic stimulation could speed up coma recovery.
Ultrasound can levitate large objects
Scientists show that acoustic levitation now works for targets larger than the wavelength.
Turtle Beach's glass speaker fires a focused 'beam' of audio
HyperSound Glass could open up myriad possibilities in the future.
Get streaming video of your innards using ultrasound
For when there's nothing else on Netflix.
Ultrasound and software could replace a phone's proximity sensor
And we could kiss those dark spots on our screens goodbye, too.
Researchers use ultrasound to activate cancer-killing drugs
Sound waves can 'pop' nanobubbles to release drugs into hard-to-access liver tumors.
Doctors breach the blood-brain barrier for the first time
According to researchers, guiding medicine directly into the brain could revolutionize neurological therapies.
Scientists control a worm's brain cells using sound waves
Scientists at the Salk Institute have used ultrasonic waves to control a worm's brain cells.